I don't understand how amazon itself would create such a wealth imbalance among people. There are already so many big corporations that pay handsomely for those who work in Newyork city and the cost of living is same as SF or Seattle.
as a computational chemist I must say end-use might differ significantly from these screening studies, it is more of a statement on current computing capabilities and a little bit of science icing
From their website
'A sensor is installed under an awning or on a street pole to form a counting zone on the footpath below. It records multi-directional pedestrian movements through the zone, 24 hours, every day.'